Add support for SetAuthKey

• Adds support for SetAuthKey

Fix old XRP error codes

Merge pull request #49 from stellar/tecNO_DST_INSUF_STR

Change old XRP error codes to STR

Reconnecting ledger timeout

Merge pull request #46 from stellar/reset-last-ledger-close

Reset lastLedgerClose to give more time to connect

Reconnecting features

Merge pull request #45 from stellar/reconnecting-features

Reconnecting features

Fixed: util.expBackoff is not a function

Merge pull request #44 from stellar/fix-43

util.expBackoff is not a function

Add ripemd160 package, remove old sjcl code

Merge pull request #42 from stellar/fix-ripemd160-dep

Fix ripemd160 dep

Release for bower

Merge pull request #41 from stellar/setup-bower

Setup bower

0.9.3

Get tests running again (even if a bunch fail)